WS2418 Description
WS2418 TELEPHONE TONE RINGER WITH BRIDGE DIODE 8 DIP The WS2418 is a monolithic integrated circuit telephone tone ringer with bridge diode, when coupled with an appropriate transducer, it replaces the electromechanical bell. This device is designed for use with either a piezo transducer or an inexpensive transformer coupled speaker to produce a pleasing tone posed of a high frequency (fR) alternating with a low...